Home / 201,775,069.20-302,662,603.80-152,988,785.40

Finding the Fourth Proportional to 201,775,069.20, 302,662,603.80 and 152,988,785.40

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Solution

The fourth proportional to 201,775,069.20, 302,662,603.80 and 152,988,785.40 is: 229,483,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,775,069.20 : 302,662,603.80 = 152,988,785.40 : x
  2. Step 2: Convert to fraction form
    201,775,069.20/302,662,603.80 = 152,988,785.40/x
  3. Step 3: Cross multiply
    201,775,069.20x = 302,662,603.80 × 152,988,785.40
  4. Step 4: Simplify right side
    201,775,069.20x = 46,303,984,141,363,432
  5. Step 5: Solve for x
    x = 46,303,984,141,363,432/201,775,069.20
  6. Step 6: Final answer
    x = 229,483,178.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.